FROM alpine:latest ARG DOCKERIZE_VERSION=v0.7.0 RUN apk update --no-cache \ && apk add --no-cache wget openssl \ && wget -O - https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz | tar xzf - -C /usr/local/bin \ && apk del wget USER 10001 ENTRYPOINT ["dockerize"] CMD ["--help"]